1st Battalion, The Royal Fusiliers approaching the Tower of London for their final parade before the formation of the Royal Regiment of Fusiliers. The regiment was formed on 23 April 1968, as part of the reforms of the British Army that saw the creation of the fourth 'large infantry regiments', by the amalgamation of the four English fusilier regiments: Royal Northumberland Fusiliers Royal Warwickshire Fusiliers Royal Fusiliers (City of London Regiment) Lancashire Fusiliers